G21C 3/328
Relative disposition of the elements in the bundle lattice
G21C3/328 (Relative disposition of the elements in the bundle lattice) appears on 153 US grants and 83 published applications in this corpus.
Search patents in G21C- Granted patents
- 153
- Published applications
- 83
- Assignees
- 61
- Inventors
- 341
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 8 | 0 |
| 1987 | 12 | 0 |
| 1988 | 6 | 0 |
| 1989 | 7 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 7 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 2 |
| 2002 | 3 | 2 |
| 2003 | 2 | 2 |
| 2004 | 2 | 1 |
| 2005 | 0 | 3 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 2 | 5 |
| 2009 | 2 | 4 |
| 2010 | 1 | 0 |
| 2011 | 0 | 4 |
| 2012 | 1 | 4 |
| 2013 | 3 | 2 |
| 2014 | 3 | 3 |
| 2015 | 1 | 5 |
| 2016 | 0 | 2 |
| 2017 | 3 | 4 |
| 2018 | 2 | 8 |
| 2019 | 4 | 5 |
| 2020 | 1 | 5 |
| 2021 | 8 | 1 |
| 2022 | 2 | 7 |
| 2023 | 6 | 1 |
| 2024 | 6 | 9 |
| 2025 | 1 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Nuclear fuel assembly with multi-pitch wire wrap21 Apr 2026US 12,609,209 B2TerraPower, LLC
- Modular manufacture, delivery, and assembly of nuclear reactor core systems16 Sep 2025US 12,416,175 B2TerraPower, LLC
- Control rods for light water reactors31 Dec 2024US 12,183,474 B2Westinghouse Electric Corp.
- Light water reactor fuel assembly, light water reactor core and MOX fuel assembly production method3 Dec 2024US 12,159,728 B2Kabushiki Kaisha Toshiba
- Nuclear reactor fuel assemblies and process for production17 Sep 2024US 12,094,618 B2BWXT Advanced Technologies LLC
- Control rod assembly with enhanced control rod worth using 28 neutron absorber rods21 May 2026US 2026/0142044 A1Kepco Nuclear Fuel Co., Ltd.
- Improved nuclear fuel assembly with enhanced seismic performance and control rod worth14 Aug 2025US 2025/0259758 A1Kepco Nuclear Fuel Co., Ltd.
- Small modular reactor including small fuel assemblies23 Jan 2025US 2025/0029738 A1Korea Hydro & Nuclear Power Co., Ltd.
- Thorium-based fuel design for pressurized heavy water reactors19 Dec 2024US 2024/0420854 A1Clean Core Thorium Energy LLC
- Mixed Particle Nuclear Reactions19 Dec 2024US 2024/0420859 A1
Most cited
By later US patents
- Nuclear fuel assembly34US 6,275,557 B1ABB Atom AB · 2001
- Fuel assembly and reactor core30US 5,202,085 AHitachi, Ltd. · 1993
- Seed-blanket reactors30US 6,026,136 ARadkowsky Thorium Power Corporation · 2000
- Boiling water reactor fuel bundle29US 4,591,479 ANUS Corporation · 1986
- Method and arrangement for determining pin enrichments in fuel bundle of nuclear reactor29US 7,280,946 B2Global Nuclear Fuel - Americas, LLC · 2007